Explain if the melting point of the compound

Assignment Help Chemistry
Reference no: EM13255475

If the melting point of the compound is unknown the melting point measurement could take an exceedingly long time if the rate of heating of 2C/min is followed over the entire range from room temperature to the melting. What technique can be used to make this more efficient

Reference no: EM13255475

Questions Cloud

Why is it difficult to predict the effect of a comprehensive : Why is it difficult to predict the effect of a comprehensive income tax on saving? Explain an individual's choice between consumption and saving?
Explain dissolve the solid being recrystallized : Why is it recommended to use no more than the minimum amount of solvent than is necessary to dissolve the solid being recrystallized
Contrast adjusted gross income to taxable income : Contrast adjusted gross income to taxable income. Also, address the impact of inflation on tax rates.
Estimate the lights maximum electric field : The quartz tube is actually 921mm long × 15mm diameter ... use the tube circumference and length to: estimate the light's maximum Electric Field , at the outside of the tube
Explain if the melting point of the compound : If the melting point of the compound is unknown the melting point measurement could take an exceedingly long time if the rate of heating of 2C/min is followed over the entire range from room temperature to the melting.
Describe the basic operation of the n-channel mosfet : Describe the basic operation of the n-channel MOSFET, the relationship to VGS, VDS an IDS. This would include such things as accumulation, inversion, pinch-off point, etc. Which end is the drain
Find the distance between first-order red and blue fringes : The two most prominent wavelengths in the light emitted by a hydrogen discharge lamp are 656 nm(red) and 486 nm (blue). What is the distance between the first-order red and blue fringes? (d=)
Determine the steady state error for a unit step input : (a) Determine the steady state error for a unit step input R(s) = 1 / s. (b) Assume that the complex poles dominate, and determine the overshoot and settling time to within 2% of the final value.
Explain gas escaped during the sodium bicarbonate washing : What gas escaped during the sodium bicarbonate washing. Write balanced equations for two reactions that took place during this operation.

Reviews

Write a Review

Chemistry Questions & Answers

  Calulate the molarity of acetic acid

calulate the molarity of acetic acid in a venegar sample knowing that 5.00mL of vinegar requires 43.50mL  of 0.105 M NaOH to reach the phenolphthalein endpoint in a titration

  What is the enthalpy change for the combustion of sulfur

When 4.0 g of sulfur is burnt in excess oxygen, 40 KJ of heat is evolved. What is the enthalpy change for the combustion of sulfur?

  What is composition in mole fractions of solution

What is the composition in mole fractions of a solution of benzene and toluene that has a vapor pressure of 35 torr at 20 °C? Assume the mixture forms an ideal solution.

  Define how long would take a particle of the same material

If emitted particles with a given diameter are found to settle out after 7 days, how long would it take a particle of the same material with 1x the diameter to settle out?

  State a mixture of water and graphite is heated

A mixture of water and graphite is heated to 600 K. When the system comes to equilibrium it contains 0.13 mol of H2, 0.13 mol CO, 0.43 mol of H2O and some graphite

  How many grams of acetic acid are in vinegar

if 3.55 mL of vinegar needs 43.0 mL of 0.130 M sodium hydroxide to reach the equilavence point in a titration, how many grams of acetic acid are in a 1.6qt sample of this vinegar?

  What is the molarity of the hcl solution

What is the molarity of the HCl solution if 270 mL of the HCl solution reacts with magnesium to produce 7.40 L of H_{2} gas measured at STP.

  State a molecular orbital energy level

Sketch a molecular orbital energy level, show the symmetry for each one, and indicate how each orbital is formed from the group orbital of 2H atoms and the atomic orbitals of S atom.

  What will the concentration be

The rate constant for a certain reaction is = 5.70×10-3 s^-1. If the initial reactant concentration was 0.650 M, what will the concentration be after 14.0 minutes.

  How many jolues of energy are necessary to boil the water

A sample of of H2O with a mass of 46.0 grams has the temperature of 100C ,how many jolues of energy are necessary to boil the water.

  What is the nature and location of the image

iF light is 605 nm, what is the slit separation? 9 s podrive 9 f el > et 12) A 4.0 cm tall object is placed 60 cm away from a converging lens of focal length 30 cm. What is the nature and location of the image?

  State what is the mass of water in air and humidity

What is the mass of water in 1m^3 in air having a termperature of 32C and relative humidity

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd